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https://github.com/RPCS3/llvm-mirror.git
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7c062ccc18
Fixed warnings are: modernize-use-override, modernize-use-nullptr and modernize-redundant-void-arg. Differential revision: http://reviews.llvm.org/D14312 llvm-svn: 252087
310 lines
12 KiB
C++
310 lines
12 KiB
C++
//===- unittest/ProfileData/InstrProfTest.cpp -------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/ProfileData/InstrProfReader.h"
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#include "llvm/ProfileData/InstrProfWriter.h"
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#include "gtest/gtest.h"
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#include <cstdarg>
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using namespace llvm;
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static ::testing::AssertionResult NoError(std::error_code EC) {
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if (!EC)
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return ::testing::AssertionSuccess();
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return ::testing::AssertionFailure() << "error " << EC.value()
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<< ": " << EC.message();
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}
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static ::testing::AssertionResult ErrorEquals(std::error_code Expected,
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std::error_code Found) {
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if (Expected == Found)
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return ::testing::AssertionSuccess();
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return ::testing::AssertionFailure() << "error " << Found.value()
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<< ": " << Found.message();
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}
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namespace {
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struct InstrProfTest : ::testing::Test {
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InstrProfWriter Writer;
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std::unique_ptr<IndexedInstrProfReader> Reader;
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void readProfile(std::unique_ptr<MemoryBuffer> Profile) {
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auto ReaderOrErr = IndexedInstrProfReader::create(std::move(Profile));
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ASSERT_TRUE(NoError(ReaderOrErr.getError()));
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Reader = std::move(ReaderOrErr.get());
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}
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};
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TEST_F(InstrProfTest, write_and_read_empty_profile) {
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auto Profile = Writer.writeBuffer();
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readProfile(std::move(Profile));
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ASSERT_TRUE(Reader->begin() == Reader->end());
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}
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TEST_F(InstrProfTest, write_and_read_one_function) {
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InstrProfRecord Record("foo", 0x1234, {1, 2, 3, 4});
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Writer.addRecord(std::move(Record));
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auto Profile = Writer.writeBuffer();
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readProfile(std::move(Profile));
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auto I = Reader->begin(), E = Reader->end();
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ASSERT_TRUE(I != E);
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ASSERT_EQ(StringRef("foo"), I->Name);
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ASSERT_EQ(0x1234U, I->Hash);
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ASSERT_EQ(4U, I->Counts.size());
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ASSERT_EQ(1U, I->Counts[0]);
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ASSERT_EQ(2U, I->Counts[1]);
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ASSERT_EQ(3U, I->Counts[2]);
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ASSERT_EQ(4U, I->Counts[3]);
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ASSERT_TRUE(++I == E);
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}
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TEST_F(InstrProfTest, get_instr_prof_record) {
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InstrProfRecord Record1("foo", 0x1234, {1, 2});
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InstrProfRecord Record2("foo", 0x1235, {3, 4});
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Writer.addRecord(std::move(Record1));
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Writer.addRecord(std::move(Record2));
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auto Profile = Writer.writeBuffer();
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readProfile(std::move(Profile));
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ErrorOr<InstrProfRecord> R = Reader->getInstrProfRecord("foo", 0x1234);
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ASSERT_TRUE(NoError(R.getError()));
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ASSERT_EQ(2U, R.get().Counts.size());
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ASSERT_EQ(1U, R.get().Counts[0]);
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ASSERT_EQ(2U, R.get().Counts[1]);
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R = Reader->getInstrProfRecord("foo", 0x1235);
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ASSERT_TRUE(NoError(R.getError()));
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ASSERT_EQ(2U, R.get().Counts.size());
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ASSERT_EQ(3U, R.get().Counts[0]);
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ASSERT_EQ(4U, R.get().Counts[1]);
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R = Reader->getInstrProfRecord("foo", 0x5678);
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ASSERT_TRUE(ErrorEquals(instrprof_error::hash_mismatch, R.getError()));
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R = Reader->getInstrProfRecord("bar", 0x1234);
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ASSERT_TRUE(ErrorEquals(instrprof_error::unknown_function, R.getError()));
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}
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TEST_F(InstrProfTest, get_function_counts) {
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InstrProfRecord Record1("foo", 0x1234, {1, 2});
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InstrProfRecord Record2("foo", 0x1235, {3, 4});
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Writer.addRecord(std::move(Record1));
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Writer.addRecord(std::move(Record2));
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auto Profile = Writer.writeBuffer();
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readProfile(std::move(Profile));
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std::vector<uint64_t> Counts;
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ASSERT_TRUE(NoError(Reader->getFunctionCounts("foo", 0x1234, Counts)));
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ASSERT_EQ(2U, Counts.size());
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ASSERT_EQ(1U, Counts[0]);
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ASSERT_EQ(2U, Counts[1]);
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ASSERT_TRUE(NoError(Reader->getFunctionCounts("foo", 0x1235, Counts)));
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ASSERT_EQ(2U, Counts.size());
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ASSERT_EQ(3U, Counts[0]);
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ASSERT_EQ(4U, Counts[1]);
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std::error_code EC;
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EC = Reader->getFunctionCounts("foo", 0x5678, Counts);
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ASSERT_TRUE(ErrorEquals(instrprof_error::hash_mismatch, EC));
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EC = Reader->getFunctionCounts("bar", 0x1234, Counts);
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ASSERT_TRUE(ErrorEquals(instrprof_error::unknown_function, EC));
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}
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TEST_F(InstrProfTest, get_icall_data_read_write) {
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InstrProfRecord Record1("caller", 0x1234, {1, 2});
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InstrProfRecord Record2("callee1", 0x1235, {3, 4});
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InstrProfRecord Record3("callee2", 0x1235, {3, 4});
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InstrProfRecord Record4("callee3", 0x1235, {3, 4});
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// 4 value sites.
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Record1.reserveSites(IPVK_IndirectCallTarget, 4);
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InstrProfValueData VD0[] = {{(uint64_t) "callee1", 1},
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{(uint64_t) "callee2", 2},
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{(uint64_t) "callee3", 3}};
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Record1.addValueData(IPVK_IndirectCallTarget, 0, VD0, 3, nullptr);
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// No valeu profile data at the second site.
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Record1.addValueData(IPVK_IndirectCallTarget, 1, nullptr, 0, nullptr);
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InstrProfValueData VD2[] = {{(uint64_t) "callee1", 1},
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{(uint64_t) "callee2", 2}};
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Record1.addValueData(IPVK_IndirectCallTarget, 2, VD2, 2, nullptr);
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InstrProfValueData VD3[] = {{(uint64_t) "callee1", 1}};
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Record1.addValueData(IPVK_IndirectCallTarget, 3, VD3, 1, nullptr);
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Writer.addRecord(std::move(Record1));
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Writer.addRecord(std::move(Record2));
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Writer.addRecord(std::move(Record3));
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Writer.addRecord(std::move(Record4));
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auto Profile = Writer.writeBuffer();
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readProfile(std::move(Profile));
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ErrorOr<InstrProfRecord> R = Reader->getInstrProfRecord("caller", 0x1234);
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ASSERT_TRUE(NoError(R.getError()));
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ASSERT_EQ(4U, R.get().getNumValueSites(IPVK_IndirectCallTarget));
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ASSERT_EQ(3U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 0));
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ASSERT_EQ(0U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 1));
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ASSERT_EQ(2U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 2));
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ASSERT_EQ(1U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 3));
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std::unique_ptr<InstrProfValueData[]> VD =
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R.get().getValueForSite(IPVK_IndirectCallTarget, 0);
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// Now sort the target acording to frequency.
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std::sort(&VD[0], &VD[3],
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[](const InstrProfValueData &VD1, const InstrProfValueData &VD2) {
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return VD1.Count > VD2.Count;
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});
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ASSERT_EQ(StringRef((const char *)VD[0].Value, 7), StringRef("callee3"));
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ASSERT_EQ(StringRef((const char *)VD[1].Value, 7), StringRef("callee2"));
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ASSERT_EQ(StringRef((const char *)VD[2].Value, 7), StringRef("callee1"));
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}
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TEST_F(InstrProfTest, get_icall_data_merge1) {
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InstrProfRecord Record11("caller", 0x1234, {1, 2});
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InstrProfRecord Record12("caller", 0x1234, {1, 2});
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InstrProfRecord Record2("callee1", 0x1235, {3, 4});
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InstrProfRecord Record3("callee2", 0x1235, {3, 4});
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InstrProfRecord Record4("callee3", 0x1235, {3, 4});
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InstrProfRecord Record5("callee3", 0x1235, {3, 4});
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InstrProfRecord Record6("callee4", 0x1235, {3, 5});
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// 5 value sites.
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Record11.reserveSites(IPVK_IndirectCallTarget, 5);
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InstrProfValueData VD0[] = {{(uint64_t) "callee1", 1},
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{(uint64_t) "callee2", 2},
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{(uint64_t) "callee3", 3},
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{(uint64_t) "callee4", 4}};
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Record11.addValueData(IPVK_IndirectCallTarget, 0, VD0, 4, nullptr);
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// No valeu profile data at the second site.
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Record11.addValueData(IPVK_IndirectCallTarget, 1, nullptr, 0, nullptr);
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InstrProfValueData VD2[] = {{(uint64_t) "callee1", 1},
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{(uint64_t) "callee2", 2},
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{(uint64_t) "callee3", 3}};
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Record11.addValueData(IPVK_IndirectCallTarget, 2, VD2, 3, nullptr);
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InstrProfValueData VD3[] = {{(uint64_t) "callee1", 1}};
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Record11.addValueData(IPVK_IndirectCallTarget, 3, VD3, 1, nullptr);
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InstrProfValueData VD4[] = {{(uint64_t) "callee1", 1},
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{(uint64_t) "callee2", 2},
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{(uint64_t) "callee3", 3}};
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Record11.addValueData(IPVK_IndirectCallTarget, 4, VD4, 3, nullptr);
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// A differnt record for the same caller.
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Record12.reserveSites(IPVK_IndirectCallTarget, 5);
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InstrProfValueData VD02[] = {{(uint64_t) "callee2", 5},
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{(uint64_t) "callee3", 3}};
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Record12.addValueData(IPVK_IndirectCallTarget, 0, VD02, 2, nullptr);
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// No valeu profile data at the second site.
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Record12.addValueData(IPVK_IndirectCallTarget, 1, nullptr, 0, nullptr);
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InstrProfValueData VD22[] = {{(uint64_t) "callee2", 1},
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{(uint64_t) "callee3", 3},
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{(uint64_t) "callee4", 4}};
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Record12.addValueData(IPVK_IndirectCallTarget, 2, VD22, 3, nullptr);
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Record12.addValueData(IPVK_IndirectCallTarget, 3, nullptr, 0, nullptr);
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InstrProfValueData VD42[] = {{(uint64_t) "callee1", 1},
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{(uint64_t) "callee2", 2},
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{(uint64_t) "callee3", 3}};
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Record12.addValueData(IPVK_IndirectCallTarget, 4, VD42, 3, nullptr);
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Writer.addRecord(std::move(Record11));
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// Merge profile data.
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Writer.addRecord(std::move(Record12));
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Writer.addRecord(std::move(Record2));
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Writer.addRecord(std::move(Record3));
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Writer.addRecord(std::move(Record4));
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Writer.addRecord(std::move(Record5));
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Writer.addRecord(std::move(Record6));
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auto Profile = Writer.writeBuffer();
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readProfile(std::move(Profile));
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ErrorOr<InstrProfRecord> R = Reader->getInstrProfRecord("caller", 0x1234);
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ASSERT_TRUE(NoError(R.getError()));
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ASSERT_EQ(5U, R.get().getNumValueSites(IPVK_IndirectCallTarget));
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ASSERT_EQ(4U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 0));
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ASSERT_EQ(0U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 1));
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ASSERT_EQ(4U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 2));
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ASSERT_EQ(1U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 3));
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ASSERT_EQ(3U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 4));
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std::unique_ptr<InstrProfValueData[]> VD =
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R.get().getValueForSite(IPVK_IndirectCallTarget, 0);
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// Now sort the target acording to frequency.
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std::sort(&VD[0], &VD[4],
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[](const InstrProfValueData &VD1, const InstrProfValueData &VD2) {
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return VD1.Count > VD2.Count;
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});
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ASSERT_EQ(StringRef((const char *)VD[0].Value, 7), StringRef("callee2"));
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ASSERT_EQ(7U, VD[0].Count);
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ASSERT_EQ(StringRef((const char *)VD[1].Value, 7), StringRef("callee3"));
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ASSERT_EQ(6U, VD[1].Count);
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ASSERT_EQ(StringRef((const char *)VD[2].Value, 7), StringRef("callee4"));
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ASSERT_EQ(4U, VD[2].Count);
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ASSERT_EQ(StringRef((const char *)VD[3].Value, 7), StringRef("callee1"));
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ASSERT_EQ(1U, VD[3].Count);
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std::unique_ptr<InstrProfValueData[]> VD_2(
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R.get().getValueForSite(IPVK_IndirectCallTarget, 2));
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std::sort(&VD_2[0], &VD_2[4],
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[](const InstrProfValueData &VD1, const InstrProfValueData &VD2) {
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return VD1.Count > VD2.Count;
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});
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ASSERT_EQ(StringRef((const char *)VD_2[0].Value, 7), StringRef("callee3"));
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ASSERT_EQ(6U, VD_2[0].Count);
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ASSERT_EQ(StringRef((const char *)VD_2[1].Value, 7), StringRef("callee4"));
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ASSERT_EQ(4U, VD_2[1].Count);
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ASSERT_EQ(StringRef((const char *)VD_2[2].Value, 7), StringRef("callee2"));
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ASSERT_EQ(3U, VD_2[2].Count);
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ASSERT_EQ(StringRef((const char *)VD_2[3].Value, 7), StringRef("callee1"));
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ASSERT_EQ(1U, VD_2[3].Count);
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std::unique_ptr<InstrProfValueData[]> VD_3(
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R.get().getValueForSite(IPVK_IndirectCallTarget, 3));
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ASSERT_EQ(StringRef((const char *)VD_3[0].Value, 7), StringRef("callee1"));
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ASSERT_EQ(1U, VD_3[0].Count);
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std::unique_ptr<InstrProfValueData[]> VD_4(
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R.get().getValueForSite(IPVK_IndirectCallTarget, 4));
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std::sort(&VD_4[0], &VD_4[3],
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[](const InstrProfValueData &VD1, const InstrProfValueData &VD2) {
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return VD1.Count > VD2.Count;
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});
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ASSERT_EQ(StringRef((const char *)VD_4[0].Value, 7), StringRef("callee3"));
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ASSERT_EQ(6U, VD_4[0].Count);
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ASSERT_EQ(StringRef((const char *)VD_4[1].Value, 7), StringRef("callee2"));
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ASSERT_EQ(4U, VD_4[1].Count);
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ASSERT_EQ(StringRef((const char *)VD_4[2].Value, 7), StringRef("callee1"));
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ASSERT_EQ(2U, VD_4[2].Count);
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}
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TEST_F(InstrProfTest, get_max_function_count) {
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InstrProfRecord Record1("foo", 0x1234, {1ULL << 31, 2});
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InstrProfRecord Record2("bar", 0, {1ULL << 63});
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InstrProfRecord Record3("baz", 0x5678, {0, 0, 0, 0});
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Writer.addRecord(std::move(Record1));
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Writer.addRecord(std::move(Record2));
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Writer.addRecord(std::move(Record3));
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auto Profile = Writer.writeBuffer();
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readProfile(std::move(Profile));
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ASSERT_EQ(1ULL << 63, Reader->getMaximumFunctionCount());
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}
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} // end anonymous namespace
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